Nesting incorrect for Non-linear nests

[jimhester]

see http://jsfiddle.net/6xqKW/16/ for an example of the problem.

[fefrei]

I also have this issue, and would really appreciate a fix.

[gfranko]

I'll look into this issue this weekend and will hopefully have a fix.

[txxg]

Me too, when adding h4 the content is wrong ...

[fefrei]

The problem has been introduced in version 1.7.0.

[fefrei]

I found the problem and will create a pull request.

[gfranko]

Thank you for the patch! Much appreciated.

Both dev and master are updated =)